Fiber is not digested by the human digestive tract a. true b. false

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

The nursing instructor has been observing nursing students initiate an iv infusion. which action(s), if made by the nursing student, indicates that further instruction is needed? (select all that apply.) the nursing student:

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?